A hungry Emperor penguin was swimming 21 feet below sea level. It swam up 9 feet to eat a fish. What is the answer

The major difference is that a histogram is only used to plot the frequency of score occurrences in a continuous data set that has been divided into classes, called bins.  bar charts, on the other hand, can be used for a great deal of other types ofvariables  including  ordinal  andnominal  data sets.

I’m confused as to what you are asking 66 2/3 percentage wise